1991 Mazda RX-7 vs. 1981 Porsche 930
To start off, 1991 Mazda RX-7 is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Porsche 930. In addition, the cost of maintenance, including insurance, on 1981 Porsche 930 would be higher. At 3,297 cc (6 cylinders), 1981 Porsche 930 is equipped with a bigger engine. In terms of performance, 1981 Porsche 930 (296 HP @ 5500 RPM) has 99 more horse power than 1991 Mazda RX-7. (197 HP @ 6500 RPM) In normal driving conditions, 1981 Porsche 930 should accelerate faster than 1991 Mazda RX-7. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mazda RX-7 weights approximately 2 kg more than 1981 Porsche 930.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1981 Porsche 930 (431 Nm @ 4000 RPM) has 161 more torque (in Nm) than 1991 Mazda RX-7. (270 Nm @ 3500 RPM). This means 1981 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mazda RX-7.
Compare all specifications:
| 1991 Mazda RX-7 | 1981 Porsche 930 | |
| Make | Mazda | Porsche |
| Model | RX-7 | 930 |
| Year Released | 1991 | 1981 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2616 cc | 3297 cc |
| Engine Type | dual-disk rotary | boxer |
| Horse Power | 197 HP | 296 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 270 Nm | 431 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1302 kg | 1300 kg |
| Vehicle Length | 4320 mm | 4300 mm |
| Vehicle Width | 1700 mm | 1780 mm |
| Vehicle Height | 1270 mm | 1320 mm |
| Wheelbase Size | 2430 mm | 2510 mm |
